Viewer can be behind Nat router or directly connected to the internet\\ instead of forwarding serveral ports, you only need to forward 1 port.\\ If the PC that runs the Repeater has access to the local DNS server,\\ you can use your local DNS names instead of 10.10.10.12.\\ This could be handy when you have a dynamic DHCP server allocating\\ ip adresses for your PC.\\ \\